tests([
    [5, '5'],
    [0, '0'],
    [761, '761'],
    [1500, '1.46K'],
    [2462, '2.4K'],
    [1500000, '1.43M'],
    [1500000000, '1.4G'],
    [4015492000, '3.74G'],
    [1500000000000, '1.36T']
]);
